Home / 823,681,709.24-1,136,702,956.17-484,613,852.93

Finding the Fourth Proportional to 823,681,709.24, 1,136,702,956.17 and 484,613,852.93

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Solution

The fourth proportional to 823,681,709.24, 1,136,702,956.17 and 484,613,852.93 is: 668,780,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,681,709.24 : 1,136,702,956.17 = 484,613,852.93 : x
  2. Step 2: Convert to fraction form
    823,681,709.24/1,136,702,956.17 = 484,613,852.93/x
  3. Step 3: Cross multiply
    823,681,709.24x = 1,136,702,956.17 × 484,613,852.93
  4. Step 4: Simplify right side
    823,681,709.24x = 550,861,999,220,781,120
  5. Step 5: Solve for x
    x = 550,861,999,220,781,120/823,681,709.24
  6. Step 6: Final answer
    x = 668,780,176.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.